Controls for machine tools



FIG. 1. is a front view of controls for machine tools;

FIG. 2 is a rear view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is a bottom view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a left side view thereof; and,

FIG. 7 is a perspective view from the right side thereof. 

The ornamental design for controls for machine tools, as shown and described. 